CN114215480A - Sand flow geological rotary drill and long pile casing slurry pore-forming method adopting same - Google Patents
Sand flow geological rotary drill and long pile casing slurry pore-forming method adopting same Download PDFInfo
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- CN114215480A CN114215480A CN202111348583.3A CN202111348583A CN114215480A CN 114215480 A CN114215480 A CN 114215480A CN 202111348583 A CN202111348583 A CN 202111348583A CN 114215480 A CN114215480 A CN 114215480A
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- protecting plate
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a quicksand geological rotary drill and a long protective cylinder mud pore-forming method adopting the rotary drill, wherein the rotary drill comprises a drill bit and a first protective cylinder plate, the first protective cylinder plate is provided with an installation plate, the installation plate is provided with a screw hole and a guide rod hole, a second protective cylinder plate, a connecting seat and a transmission assembly, the invention also discloses a long protective cylinder mud pore-forming method adopting the rotary drill, and the method comprises a filling platform process, a measuring and positioning process, a protective cylinder embedding process, a drilling machine positioning process, a drilling process and a slag discharging process; according to the invention, the first cylinder protecting plate and the second cylinder protecting plate are respectively arranged on two sides of the drill bit, and the connecting seat is arranged on the upper side of the drill body of the drill bit, so that waste residues on the drill bit can not fall randomly when the drill bit is withdrawn, the waste residues can be conveniently circulated to a specified position, and the first cylinder protecting plate and the second cylinder protecting plate are driven by arranging the transmission assembly on the connecting seat, so that the first cylinder protecting plate and the second cylinder protecting plate can be conveniently opened to discharge the waste residues.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a rotary drilling rig for a quicksand geology and a long pile casing mud hole forming method adopting the rotary drilling rig.
Background
The rotary drilling is a construction process suitable for pore-forming operation in building foundation engineering, is widely applied to foundation construction engineering such as municipal construction, highway bridges, high-rise buildings and the like, is matched with different drilling tools, and is suitable for pore-forming operation of dry (short spiral) or wet (rotary bucket) and rock stratum (core drill);
however, the drill bit for the traditional rotary drilling construction is simple in structure, waste residues formed during drilling are not convenient to discharge, and therefore the whole construction efficiency is low in the rotary drilling construction process, and the whole progress of the engineering is affected.
Disclosure of Invention
The invention aims to provide a rotary drilling rig for moving sand geology and a long pile casing mud pore-forming method adopting the rotary drilling rig, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a quicksand geological rotary drilling rig comprises: the drill bit comprises a drill body and a blade, wherein the drill body and the blade are integrally formed, and the blade is spirally arranged;
the first cylinder protecting plate is provided with an installation plate, and the installation plate is provided with a screw hole and a guide rod hole;
the second cylinder protecting plate and the first cylinder protecting plate are of the same structure, the second cylinder protecting plate and the first cylinder protecting plate are symmetrically arranged, and the second cylinder protecting plate is provided with the structure which is the same as that of the mounting plate on the first cylinder protecting plate;
the connecting seat is of a rectangular seat body structure, the lower end of the seat body is fixedly connected with the upper end of the drill body, and the upper end of the connecting seat is connected with a drill rod on the rotary drilling equipment;
the mounting plate is in transmission connection with the connecting seat through a transmission assembly, and the transmission assembly is formed by combining a transmission lead screw and a driving motor;
the connecting seat is provided with a gear groove, the two side walls of the gear groove are provided with lead screw mounting holes, the lead screw mounting holes are rotatably provided with transmission lead screws, and the first barrel protecting plate and the second barrel protecting plate are connected with the transmission lead screws.
Preferably, first lead screw thread and second lead screw thread have been seted up respectively to drive screw's both ends, be reverse setting between first lead screw thread and the second lead screw thread, and drive screw's the position that sets up corresponds with the position in the lead screw hole on the mounting panel.
Preferably, the guide rods are fixedly mounted on two sides of the connecting seat and are arranged in groups, the arrangement positions of the guide rods correspond to the positions of the guide rod holes in the mounting plate, and the mounting plate is movably arranged on the guide rods.
Preferably, the driving motor is fixedly installed on the motor support on the side edge of the connecting seat, a driving gear is fixedly installed on a rotor of the driving motor, a driven gear is fixedly installed on the driving lead screw, the driven gear is located in the gear groove and is arranged, and the driving gear and the driven gear are meshed with each other.
Preferably, when the first cylinder protecting plate and the second cylinder protecting plate are abutted, the inner side walls of the first cylinder protecting plate and the second cylinder protecting plate are attached to the side edges of the blade.
Preferably, all be provided with protruding structure on the lateral wall of first section of thick bamboo board, the second of protecting, protruding structure is semicircular semi-ring structure for the cross-section, and protruding structure is provided with the multichannel at the impartial interval on the lateral wall of first section of thick bamboo board, the second of protecting.
Preferably, the inner side walls of the first barrel protecting plate and the second barrel protecting plate are provided with soil retaining plates by being integrally formed at the lower ends, the soil retaining plates are provided with rectangular grooves, the cross section of each rectangular groove is matched with one half of the cross section of the connecting seat, and the position of the connecting seat corresponds to the position of the rectangular groove.
The invention also provides a long casing mud hole forming method adopting the rotary drilling rig, which comprises the following steps:
the method comprises the following steps: a filling platform, wherein the filling working platform ensures that the mud surface can be two to three meters higher than the river water level;
step two: measuring and positioning, accurately determining the center position of a pile foundation, and setting a cross pile;
step three: embedding pile casing, embedding the pile casing, wherein the diameter of the pile casing is twenty centimeters larger than the diameter of the pile, the length of the pile casing is four to six meters, and the periphery of the pile casing is tightly backfilled with clay;
step four: positioning a drilling machine to ensure that the center of a drill bit and a drill rod are kept on the same plumb line;
step five: driving the drill to open;
step six: the drill bit is withdrawn and the waste slag is brought out.
Compared with the prior art, the invention has the beneficial effects that:
1. the first cylinder protecting plate and the second cylinder protecting plate are respectively arranged on two sides of the drill bit, and the connecting seat is arranged on the upper side of the drill body of the drill bit, so that waste residues on the drill bit can not fall randomly when the drill bit is withdrawn, the waste residues can be conveniently circulated to a specified position, and the first cylinder protecting plate and the second cylinder protecting plate are driven by arranging the transmission assembly on the connecting seat, so that the first cylinder protecting plate and the second cylinder protecting plate can be conveniently opened to discharge the waste residues;
2. the outer side walls of the first cylinder protecting plate and the second cylinder protecting plate are respectively provided with a protruding structure, so that after drilling, the first cylinder protecting plate and the second cylinder protecting plate can be driven through the transmission assembly, the first cylinder protecting plate and the second cylinder protecting plate can be unfolded towards two sides, the hole wall is compacted, indentations are left, and a pile formed by later pouring can be meshed with the hole wall to play a role, so that the integral strength of the structure is improved;
3. and the inside wall of protecting the tube sheet at first, second and protecting the tube sheet and lean on the lower extreme to set up and keep off the native board to avoid the soil sediment to contact drive assembly through keeping off the native board, thereby influence drive assembly's normal work.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the positions of the drill bit and the first casing plate;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic diagram of a first cylindrical guard structure;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a schematic view of a drill bit configuration;
fig. 7 is a schematic view of a structure of a drive screw.
In the figure: the drill bit 1, the first cylinder protecting plate 2, the second cylinder protecting plate 3, the connecting seat 4, the drill body 5, the blade 6, the drill rod 7, the gear groove 8, the screw rod mounting hole 9, the transmission screw rod 10, the driving motor 11, the motor bracket 12, the transmission gear 13, the driven gear 14, the first screw rod thread 15, the second screw rod thread 16, the guide rod 17, the mounting plate 18, the screw rod hole 19, the guide rod hole 20, the soil blocking plate 21, the rectangular groove 22 and the protruding structure 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a quicksand geological rotary drilling and long casing mud hole forming method comprises a drill bit 1, a first casing plate 2, a second casing plate 3, a connecting seat 4 and a transmission assembly, wherein the drill bit 1 is formed by combining a drill body 5 and a blade 6, the drill body 5 and the blade 6 are integrally formed, and the blade 6 is spirally arranged; the first cylinder protecting plate 2 is provided with a mounting plate 18, and the mounting plate 18 is provided with a screw hole 19 and a guide rod hole 20; the second cylinder protecting plate 3 and the first cylinder protecting plate 2 have the same structure, the second cylinder protecting plate 3 and the first cylinder protecting plate 2 are symmetrically arranged, and the second cylinder protecting plate 3 is provided with the structure which is the same as that of the mounting plate 18 on the first cylinder protecting plate 2; the connecting seat 4 is of a rectangular seat body structure, the lower end of the seat body is fixedly connected with the upper end of the drill body 5, and the upper end of the connecting seat 4 is connected with a drill rod 7 on the rotary drilling equipment;
the mounting plate 18 is in transmission connection with the connecting seat 4 through a transmission assembly, the transmission assembly is formed by combining a transmission lead screw 10 and a driving motor 11, the first barrel protecting plate 2 and the second barrel protecting plate 3 are respectively arranged on two sides of the drill bit 1, and the connecting seat 4 is arranged on the upper side of the drill body 5 of the drill bit 1, so that waste residues on the drill bit 1 cannot fall randomly when the drill bit 1 exits, the waste residues can be conveniently turned to a specified position, the first barrel protecting plate 2 and the second barrel protecting plate 3 are driven by arranging the transmission assembly on the connecting seat 4, and the first barrel protecting plate 2 and the second barrel protecting plate 3 can be conveniently opened to discharge the waste residues;
seted up gear groove 8 on connecting seat 4, and all seted up lead screw mounting hole 9 on the both sides wall of gear groove 8, rotatory drive screw 10 of installing in its lead screw mounting hole 9, first section of thick bamboo board 2, mounting panel 18 on the second section of thick bamboo board 3 all is connected with drive screw 10, first lead screw thread 15 and second lead screw thread 16 have been seted up respectively at drive screw 10's both ends, be reverse setting between first lead screw thread 15 and the second lead screw thread 16, and drive screw 10 set up the position and the mounting panel 18 on lead screw hole 19 the position corresponding.
First protect tube sheet 2, all be provided with protruding structure 23 on the lateral wall of second protect tube sheet 3, protruding structure 23 is semicircular semi-annular structure for the cross-section, and protruding structure 23 is at first protect tube sheet 2, the impartial interval is provided with the multichannel on the lateral wall of second protect tube sheet 3, through at first protect tube sheet 2, all be provided with protruding structure 23 on the lateral wall of second protect tube sheet 3, thereby after drilling, can drive first protect tube sheet 2 and second protect tube sheet 3 through drive assembly, thereby let first protect tube sheet 2 and second protect tube sheet 3 to expand to both sides, thereby carry out the compaction to the hole wall, and leave the indentation, thereby let the post of later stage pouring formation can with form the meshing between the pore wall, act, thereby improve the bulk strength of its structure.
First protect tube sheet 2, the inside wall that the second protected tube sheet 3 leans on the equal integrated into one piece of lower extreme to have a fender native board 21, rectangular channel 22 has all been seted up on the fender native board 21, rectangular channel 22's cross sectional dimension is identical with half of connecting seat 4 cross sectional dimension, and the position of connecting seat 4 is corresponding with rectangular channel 22's position, at first protect tube sheet 2, the inside wall that the second protected tube sheet 3 leans on the lower extreme to set up fender native board 21, thereby avoid the soil sediment to contact transmission assembly through fender native board 21, thereby influence transmission assembly's normal work.
The long pile casing slurry pore-forming method comprises the following steps:
the method comprises the following steps: a filling platform, wherein the filling working platform ensures that the mud surface can be two to three meters higher than the river water level;
step two: measuring and positioning, accurately determining the center position of a pile foundation, and setting a cross pile;
step three: embedding pile casing, embedding the pile casing, wherein the diameter of the pile casing is twenty centimeters larger than the diameter of the pile, the length of the pile casing is four to six meters, and the periphery of the pile casing is tightly backfilled with clay;
step four: positioning by a drilling machine, and ensuring that the center of the drill bit 1 and the drill rod 7 are kept on the same plumb line;
step five: driving the drill to open;
step six: the drill bit is withdrawn and the waste slag is brought out.
The working principle is as follows: the first barrel protecting plate 2 and the second barrel protecting plate 3 are respectively arranged on two sides of the drill bit 1, the connecting seat 4 is arranged on the upper side of the drill body 5 of the drill bit 1, so that the waste residue on the drill bit 1 can not drop randomly when the drill bit 1 is withdrawn, the waste residue can be conveniently circulated to a designated position, the first barrel protecting plate 2 and the second barrel protecting plate 3 are driven by arranging the transmission component on the connecting seat 4, the first barrel protecting plate 2 and the second barrel protecting plate 3 can be conveniently opened to discharge the waste residue, the first barrel protecting plate 2 and the second barrel protecting plate 3 are respectively provided with the convex structures 23 on the outer side walls, after drilling, the first barrel protecting plate 2 and the second barrel protecting plate 3 can be driven by the transmission component, so that the first barrel protecting plate 2 and the second barrel protecting plate 3 can be unfolded towards two sides, the hole wall is compacted, indentations are left, and the hole walls of post columns formed in the later period can be meshed with the hole walls, the function is to improve the integral strength of the structure, the inner side walls of the first cylinder protection plate 2 and the second cylinder protection plate 3 are provided with the soil retaining plate 21 near the lower end, so that the soil residues are prevented from contacting the transmission assembly through the soil retaining plate 21, and the normal work of the transmission assembly is influenced, when the device is actually used, a working platform is filled to ensure that the mud surface can be two to three meters higher than the river water level, then the center position of a pile foundation is accurately determined, a cross pile is arranged, then the cylinder protection is embedded, the diameter of the cylinder protection is ensured to be twenty centimeters larger than the diameter of the pile, the length of the cylinder protection is four to six meters, the periphery is tightly backfilled with clay, then a drilling machine is positioned, the center of a drill bit 1 and a drill rod 7 are ensured to be kept on the same vertical line, then the drill is driven to open, the drill bit is withdrawn after drilling for a certain depth, the waste residues are taken out, then the driving motor 11 is started to rotate forwards, so as to drive the first cylinder protection plate 2 and the second cylinder protection plate 3 to open towards two sides, thereby discharge soil sediment, then the reversal of driving motor 11, carrying out follow-up drilling to before drilling, driving motor 11 corotation is opened first protect tube sheet 2, second and protect tube sheet 3 to both sides, in order to carry out the compaction to the pore wall, then restart driving motor 11 reversal, let first protect tube sheet 2, second protect tube sheet 3 to close, then continue drilling operation again can.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a quicksand geology is dug soon which characterized in that: the drill bit comprises a drill bit (1), a first cylinder protecting plate (2), a second cylinder protecting plate (3), a connecting seat (4) and a transmission assembly, wherein the drill bit (1) is formed by combining a drill body (5) and a blade (6), the drill body (5) and the blade (6) are integrally formed, and the blade (6) is spirally arranged;
the first cylinder protecting plate (2) is provided with an installation plate (18), and the installation plate (18) is provided with a screw hole (19) and a guide rod hole (20);
the second cylinder protecting plate (3) and the first cylinder protecting plate (2) are the same in structure, the second cylinder protecting plate (3) and the first cylinder protecting plate (2) are symmetrically arranged, and the second cylinder protecting plate (3) is provided with a structure which is the same as that of an installing plate (18) on the first cylinder protecting plate (2);
the connecting seat (4) is of a rectangular seat body structure, the lower end of the seat body is fixedly connected with the upper end of the drill body (5), and the upper end of the connecting seat (4) is connected with a drill rod (7) on the rotary drilling equipment;
the mounting plate (18) is in transmission connection with the connecting seat (4) through a transmission assembly, and the transmission assembly is formed by combining a transmission lead screw (10) and a driving motor (11);
seted up gear groove (8) on connecting seat (4), and all seted up lead screw mounting hole (9) on the both sides wall of gear groove (8), rotated in its lead screw mounting hole (9) and installed drive screw (10), mounting panel (18) on first section of thick bamboo board (2), the second section of thick bamboo board (3) are all connected with drive screw (10).
2. The drift sand geology rotary drill of claim 1, characterized in that: first lead screw thread (15) and second lead screw thread (16) have been seted up respectively to the both ends of drive screw (10), be reverse setting between first lead screw thread (15) and second lead screw thread (16), and the position that sets up of drive screw (10) corresponds with the position of lead screw hole (19) on mounting panel (18).
3. The drift sand geology rotary drill according to claim 2, characterized in that: the guide rod (17) is fixedly mounted on two sides of the connecting seat (4), the guide rods (17) are arranged in groups, the arrangement positions of the guide rods (17) correspond to the positions of the guide rod holes (20) in the mounting plate (18), and the mounting plate (18) is movably arranged on the guide rods (17).
4. The drift sand geology rotary drill of claim 3, characterized in that: the driving motor (11) is fixedly mounted on a motor support (12) on the side edge of the connecting seat (4), a driving gear (13) is fixedly mounted on a rotor of the driving motor (11), a driven gear (14) is fixedly mounted on the driving lead screw (10), the driven gear (14) is located in a gear groove (8) and is arranged, and the driving gear (13) and the driven gear (14) are meshed with each other.
5. The drift sand geology rotary drill of claim 1, characterized in that: when the first cylinder protecting plate (2) and the second cylinder protecting plate (3) are leaned against each other, the inner side walls of the first cylinder protecting plate (2) and the second cylinder protecting plate (3) are attached to the side edges of the blades (6).
6. The drift sand geology rotary drill of claim 5, characterized in that: all be provided with protruding structure (23) on the lateral wall of first section of thick bamboo board (2), the second protects section of thick bamboo board (3), protruding structure (23) are semicircular semi-ring structure for the cross-section, and protruding structure (23) are provided with the multichannel at the impartial interval on the lateral wall of first section of thick bamboo board (2), the second protection section of thick bamboo board (3).
7. The drift sand geology rotary drill of claim 6, characterized in that: the inside wall of first protecting tube board (2), second protecting tube board (3) leans on the equal integrated into one piece of lower extreme to have keeps off native board (21), rectangular channel (22) have all been seted up on keeping off native board (21), the cross sectional dimension of rectangular channel (22) is identical with half of connecting seat (4) cross sectional dimension, and the position of connecting seat (4) is corresponding with the position of rectangular channel (22).
8. A long protective cylinder mud hole forming method adopting the rotary drilling rig according to any one of claims 1-7 is characterized in that: comprises the following steps:
the method comprises the following steps: a filling platform, wherein the filling working platform ensures that the mud surface can be two to three meters higher than the river water level;
step two: measuring and positioning, accurately determining the center position of a pile foundation, and setting a cross pile;
step three: embedding pile casing, embedding the pile casing, wherein the diameter of the pile casing is twenty centimeters larger than the diameter of the pile, the length of the pile casing is four to six meters, and the periphery of the pile casing is tightly backfilled with clay;
step four: positioning a drilling machine, and ensuring that the center of the drill bit (1) and the drill rod (7) are kept on the same plumb line;
step five: driving the drill to open;
step six: the drill bit is withdrawn and the waste slag is brought out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111348583.3A CN114215480B (en) | 2021-11-15 | 2021-11-15 | Rotary drilling drill for drift sand geology and long casing slurry pore-forming method adopting rotary drilling drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111348583.3A CN114215480B (en) | 2021-11-15 | 2021-11-15 | Rotary drilling drill for drift sand geology and long casing slurry pore-forming method adopting rotary drilling drill |
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| Publication Number | Publication Date |
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| CN114215480A true CN114215480A (en) | 2022-03-22 |
| CN114215480B CN114215480B (en) | 2023-09-15 |
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| CN202111348583.3A Active CN114215480B (en) | 2021-11-15 | 2021-11-15 | Rotary drilling drill for drift sand geology and long casing slurry pore-forming method adopting rotary drilling drill |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2199579A1 (en) * | 1996-03-11 | 1997-09-11 | Colin Wray Shaw | Rotary rock drill |
| US6467557B1 (en) * | 1998-12-18 | 2002-10-22 | Western Well Tool, Inc. | Long reach rotary drilling assembly |
| CN102677666A (en) * | 2012-05-03 | 2012-09-19 | 山东鸿泰建设集团有限公司 | Concrete piling process and drilling machine special for same |
| CN203948026U (en) * | 2014-05-15 | 2014-11-19 | 江苏合正能源科技有限公司 | Perfusion square pile rig |
| CN106812464A (en) * | 2015-12-01 | 2017-06-09 | 成都德善能科技有限公司 | A kind of rotary digging static pressure bar |
| CN208717753U (en) * | 2018-07-23 | 2019-04-09 | 张家口路桥建设集团有限公司 | Auxiliary construction platform under bridge |
| CN208792946U (en) * | 2018-06-11 | 2019-04-26 | 杭州祥龙钻探设备科技股份有限公司 | Ultrasonic waste residue recycles drill bit certainly |
| CN209742790U (en) * | 2019-02-20 | 2019-12-06 | 马富君 | Drilling equipment capable of cleaning coal cinder |
| CN111254837A (en) * | 2020-03-04 | 2020-06-09 | 成都天府轨谷科技有限公司 | Construction method for building bridge by bridge crane fishing method |
| CN212428595U (en) * | 2020-04-27 | 2021-01-29 | 中国电建市政建设集团有限公司 | Constant-speed spiral rotary drilling bit |
| CN112901082A (en) * | 2019-11-19 | 2021-06-04 | 杨明星 | Drill bit for rotary drilling into hard rock |
| CN113089659A (en) * | 2021-04-15 | 2021-07-09 | 兰州交通大学 | Rotary excavating hole-forming cast-in-place screw pile construction method for permafrost region |
| CN214403419U (en) * | 2020-09-22 | 2021-10-15 | 汕头市粤东工程勘察院 | Geotechnical engineering combination probe tube |
-
2021
- 2021-11-15 CN CN202111348583.3A patent/CN114215480B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2199579A1 (en) * | 1996-03-11 | 1997-09-11 | Colin Wray Shaw | Rotary rock drill |
| US6467557B1 (en) * | 1998-12-18 | 2002-10-22 | Western Well Tool, Inc. | Long reach rotary drilling assembly |
| CN102677666A (en) * | 2012-05-03 | 2012-09-19 | 山东鸿泰建设集团有限公司 | Concrete piling process and drilling machine special for same |
| CN203948026U (en) * | 2014-05-15 | 2014-11-19 | 江苏合正能源科技有限公司 | Perfusion square pile rig |
| CN106812464A (en) * | 2015-12-01 | 2017-06-09 | 成都德善能科技有限公司 | A kind of rotary digging static pressure bar |
| CN208792946U (en) * | 2018-06-11 | 2019-04-26 | 杭州祥龙钻探设备科技股份有限公司 | Ultrasonic waste residue recycles drill bit certainly |
| CN208717753U (en) * | 2018-07-23 | 2019-04-09 | 张家口路桥建设集团有限公司 | Auxiliary construction platform under bridge |
| CN209742790U (en) * | 2019-02-20 | 2019-12-06 | 马富君 | Drilling equipment capable of cleaning coal cinder |
| CN112901082A (en) * | 2019-11-19 | 2021-06-04 | 杨明星 | Drill bit for rotary drilling into hard rock |
| CN111254837A (en) * | 2020-03-04 | 2020-06-09 | 成都天府轨谷科技有限公司 | Construction method for building bridge by bridge crane fishing method |
| CN212428595U (en) * | 2020-04-27 | 2021-01-29 | 中国电建市政建设集团有限公司 | Constant-speed spiral rotary drilling bit |
| CN214403419U (en) * | 2020-09-22 | 2021-10-15 | 汕头市粤东工程勘察院 | Geotechnical engineering combination probe tube |
| CN113089659A (en) * | 2021-04-15 | 2021-07-09 | 兰州交通大学 | Rotary excavating hole-forming cast-in-place screw pile construction method for permafrost region |
Non-Patent Citations (2)
| Title |
|---|
| 叶正高;武永清;蔡勇;张梅豫: "一种自带升降作业平台的轨道旋挖车设计", 现代城市轨道交通, no. 012, pages 11 - 15 * |
| 李岩: "真空预压加固软土地基的室内试验研究及其数值模拟", 中国优秀硕士学位论文全文数据库工程科技Ⅱ辑, no. 8, pages 20 - 52 * |
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| CN114215480B (en) | 2023-09-15 |
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